CBSE Class 8 Science Pollution of Air and Water MCQs

Chapter 18 POLLUTION OF AIR AND WATER Question: Chlorofluorocarbon is used in a) All b) Refrigerators c) Air conditioners d) Perfumes Answer: A Question: Pollution of water is responsible for a) All b) Oil refineries c) Paper factories d) Sugar mills…

CBSE Class 8 Science Stars and Solar System MCQs

Chapter 17 STARS AND SOLAR SYSTEM   Question. If I am 13 years old, I have gone round the sun ___ times. a) Never gone round the sun b) 13 c) 26 d) Shall go round the sun when I shall be 15 Answer : B Question. The least dense planet is…

CBSE Class 8 Science Light MCQs

Chapter 16 LIGHT   Question. If the angle of incidence of light falling on a plane mirror is 30degree, what will be the angle of reflection?a) 90 degreeb) 60 degreec) 30 degreed) 0 degree Answer: C   Question. When we stand in front of our dressing table, our left hand seems…

CBSE Class 8 Science Some Natural Phenomena MCQs

Chapter 15 SOME NATURAL PHENOMENA    Question. It is a convention to call the charge acquired by a glass rod when it is rubbed with silk as __________ a) Negative b) Positive c) Neutral d) Can be any one Answer: B Question. A device…

CBSE Class 8 Science Chemical Effect of Electric Current MCQs

Chapter 14 CHEMICAL EFFECT OF ELECTRIC CURRENT   Question. In LEDs, the longer lead (wire) is always connected to the _______ terminal a) negative b) neutral c) positive d) Any terminal Answer: C   Question. Tap water is a good…

CBSE Class 8 Science Sound MCQs

  Chapter 13 SOUND Question. Sound is produced by a) Non-Vibrating objects only b) Vibrating and non- vibrating objects c) Vibration has no relation to sound d) Vibrating objects only Answer: D   Question. Sound cannot travel…

CBSE Class 8 Science Friction MCQs

Chapter 12 FRICTION   Question. It is difficult to walk on an oily floor because a) Floor gets spoiled b) There is more resistance c) Force of friction is high d) Force of friction is very less Answer: D   Question. Spring balance is a…

CBSE Class 8 Science Force and Pressure MCQs

Question. A push or pull on an object is called a) Pressure b) Push-pull c) Force d) All of the above Answer: C   Question. If two forces act in the opposite directions on an object, the net force acting on it is the a) Sum of the two…

CBSE Class 8 Science Reaching The Age of Adolescence MCQs

Chapter 10 REACHING THE AGE OF ADOLESCENCE   Question. The period of life, when the body undergoes changes, leading to reproductive maturity, is called a) childhood b) adolescence c) Grown up d) Old age Answer: B   Question. The human body undergoes several changes during…

CBSE Class 8 Science Reproduction in Animals MCQs

Chapter 9 REPRODUCTION IN ANIMALS     Question. Human Male germ cell is a) zygote b) ovum c) testis d) sperm Answer: D   Question. Every month ____ mature egg(s) can be released from human ovary a) 1 b) 2 c) 3 d) 4…

CBSE Class 8 Science Cell Structure and Functions MCQs

Chapter 8 CELL- STRUCTURE AND FUNCTIONS   Question. Hen’s egg is a) An organ b) A Single cell c) A tissue d) Is none of the above Answer: B Question. Projections of different lengths protruding out of the body of Amoeba is called a) Walking legs b) Legs c) Pseudopodia…

CBSE Class 8 Science Conservation of Plants and Animals MCQs

  Chapter 7 CONSERVATION OF PLANTS AND ANIMALS   Question. Deforestation means a) Planting more trees b) Designing a forest c) Demanding a forest d) Clearing of forests and using that land for other purposes. Answer: D   Question.…

CBSE Class 8 Science Combustion and Flame MCQs

Chapter 6 COMBUSTION AND FLAME Question. Combustion is a reaction in which a Substance reacts with- (a) Hydrogen (b) Nitrogen (c) Oxygen (d) Chlorine Answer : C Question. Fuel may be- (a) Solid (b) Liquid (c) Gas (d) All of these Answer : D Question. Which one of…

CBSE Class 8 Science Coal and Petroleum MCQs

Chapter 5 COAL AND PETROLEUM   Question. Which of the following is natural resources? (a) Tea (b) Cooked Food (c) Air (d) Toffee Answer : C Question. Inexhaustible natural resources in nature are (a) limited (b) Unlimited (c) Scarce (d) Not present Answer : B…

CBSE Class 8 Science Materials Metals and Non Metals MCQs

Question. The property of metals by which they can be beaten into thin sheets is called ____ a) Ductility b) Sheetability c) Metallic d) Malleability Answer : D   Question. The property of metal by which it can be drawn into wires is called…